OI update signal: Not confirmed MSFT / AAPL · Checked Oct 23, 09:56 EDT
The latest collection has not completed. Some symbols may not be updated yet.
View affected symbolsAADX,AAMI,AAP,ABAT,ABCB,ABEO,ABG,ABM,ABOS,ABSI,ABTC,ABUS,ABVC,ACB,ACET,ACH,ACHC,ACLS,ACMR,ACNB,ACOG,ACRS,ACTG,ADIG,ADTN,ADUR,ADUS,AER,AESI,AEXA,AFCG,AGEN,AGI,AGIO,AGL,AGNT,AGYS,AHRT,AIFC,AIFU,AIP,AIRJ,AIRO,AIRS,AKBA,ALC,ALDX,ALEC,ALGT,ALH,ALKS,ALKT,ALLO,ALLT,ALMS,ALNY,ALT,ALTI,ALTO,AMAL,AMBA,AMBQ,AMCX,AMPG,AMPL,AMPY,AMR,AMRC,AMRZ,AMTM,AMTX,ANAB,ANGI,ANGO,ANGX,ANIK,ANIP,ANIX,ANNX,ANRO,ANVS,AOSL,APEI,APLE,APOG,ARAY,ARCO,ARDT,ARDX,AREC,ARIS,ARLO,AROC,AROW,ARQ,ARTV,ARX,ARXS,ASAN,ASC,ASLE,ASMB,ASO,ASPN,ASTE,ASTH,ASTI,ASTL,ASUR,ASYS,ATEC,ATEN,ATLO,ATNI,ATRC,ATRO,AU,AUDC,AUGO,AUPH,AVAH,AVBC,AVPT,AVR,AWI,AWR,AWRE,AXGN,AXSM,AYA,AZ,BANC,BAND,BANF,BBD,BBVA,BCPC,BCSF,BKKT,BLZE,BMI,BMO,BMRC,BNS,BSBR,BUSE,CENN,COLD,CUE,DDD,DOX,DRTS,EZPW,FAC,FATE,FBIO,FBNC,FCBC,FDMT,FDXF,FELE,FER,FERG,FFBC,FHTX,FIRY,FISI,FLD,FLL,FLNA,FLNG,FLOC,FLUT,FLWS,FLY,FMAO,FMBH,FMNB,FNLC

STEM

Daily option chain

Daily open interest

vs Oct 16, 2026

Saved stock price: $3.40 · Expirations before Oct 20, 2026 hidden automatically.

ITM In the money Unshaded: out of the money ATM Strike equals stock price Based on the saved stock price
58 contracts / 5 expirationsClick OI for history
Nov 20, 2026EXPIRATION6 contracts / 3 strikes
SAVED STOCK PRICE$3.40Nearest ATM strike $2.50
Jump to ATM
STEM option chain expiring 2026-11-20, open interest on 2026-10-20 compared with 2026-10-16
CallsStrikePuts
Prev OIOpen interestChangeIVPrev OIOpen interestChangeIV
0 0In the money 0New 58.22% 2.50NEAREST ATM 2 36 +34 99.79%
STOCK PRICE $3.40
85 93 +8 112.54% 5.00 131 131In the money 0 144.55%
28 28 0 139.34% 7.50 0 0In the money 0New 0.00%
Dec 18, 2026EXPIRATION24 contracts / 12 strikes
SAVED STOCK PRICE$3.40Nearest ATM strike $2.50
Jump to ATM
STEM option chain expiring 2026-12-18, open interest on 2026-10-20 compared with 2026-10-16
CallsStrikePuts
Prev OIOpen interestChangeIVPrev OIOpen interestChangeIV
39 39In the money 0 86.10% 2.50NEAREST ATM 14 20 +6 100.07%
STOCK PRICE $3.40
32 32 0 109.05% 5.00 117 117In the money 0 123.84%
57 57 0 124.78% 7.50 165 166In the money +1 148.66%
27 28 +1 175.32% 10.00 29 25In the money -4 0.00%
70 70 0 265.39% 12.50 0 0In the money 0New 0.00%
113 115 +2 218.69% 15.00 0 0In the money 0New 213.18%
301 301 0 224.26% 17.50 0 0In the money 0New 230.66%
80 80 0 286.71% 20.00 1 1In the money 0 245.70%
12 12 0 329.86% 22.50 0 0In the money 0New 258.82%
78 78 0 340.61% 25.00 0 0In the money 0New 270.57%
16 16 0 358.73% 30.00 0 0In the money 0New 291.02%
124 124 0 274.92% 35.00 0 0In the money 0New 308.41%
Jan 15, 2027EXPIRATION14 contracts / 7 strikes
SAVED STOCK PRICE$3.40Nearest ATM strike $2.50
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STEM option chain expiring 2027-01-15, open interest on 2026-10-20 compared with 2026-10-16
CallsStrikePuts
Prev OIOpen interestChangeIVPrev OIOpen interestChangeIV
6 6In the money 0 92.17% 2.50NEAREST ATM 0 0 0New 139.87%
STOCK PRICE $3.40
126 126 0 112.58% 5.00 42 49In the money +7 104.71%
95 96 +1 132.27% 7.50 115 115In the money 0 0.00%
96 96 0 181.73% 10.00 4 4In the money 0 0.00%
8 8 0 217.55% 12.50 1 1In the money 0 0.00%
1 1 0 234.82% 15.00 0 0In the money 0New 0.00%
4 4 0 206.10% 17.50 0 0In the money 0New 0.00%
Apr 16, 2027EXPIRATION8 contracts / 4 strikes
SAVED STOCK PRICE$3.40Nearest ATM strike $2.50
Jump to ATM
STEM option chain expiring 2027-04-16, open interest on 2026-10-20 compared with 2026-10-16
CallsStrikePuts
Prev OIOpen interestChangeIVPrev OIOpen interestChangeIV
7 8In the money +1 99.66% 2.50NEAREST ATM 3 3 0 114.42%
STOCK PRICE $3.40
97 97 0 105.60% 5.00 43 45In the money +2 111.46%
53 53 0 116.32% 7.50 25 29In the money +4 109.53%
17 17 0 138.40% 10.00 2 6In the money +4 126.68%
Dec 17, 2027EXPIRATION6 contracts / 3 strikes
SAVED STOCK PRICE$3.40Nearest ATM strike $2.50
Jump to ATM
STEM option chain expiring 2027-12-17, open interest on 2026-10-20 compared with 2026-10-16
CallsStrikePuts
Prev OIOpen interestChangeIVPrev OIOpen interestChangeIV
0 0In the money 0New 87.27% 2.50NEAREST ATM 0 0 0New 162.67%
STOCK PRICE $3.40
0 0 0New 113.28% 5.00 0 0In the money 0New 108.08%
0 0 0New 158.45% 7.50 0 0In the money 0New 108.69%

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